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Table 2 Difference in chemical element contents of three main soil types in Heshun

From: Exploratory spatial data analysis for the identification of risk factors to birth defects

Soil types

High content

Average content

low content

leached cinnamon soil

Co Pb Cu Ni Cr Zn Mn

As F Hg

Cd

cinnamon soil

Pb Ni Cr Zn Mn Hg Cd

As Co F Cu

 

brown soil

As F Hg Cd

Co Pb Ni Cr Zn Mn

Cu

  1. * High content elements refers to the contents 10% above average and low contents refers to contest 10% below the average in Shanxi province. (Data source: Chongwen SHI et al. 1996)
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BMC Public Health

ISSN: 1471-2458

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